Title:
SOUND REFLECTING BOARD
Document Type and Number:
Japanese Patent JP3926623
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To reduce the amount of work to hide rails with covering bodies or to remove them by reducing the number of rails laid on a stage.
SOLUTION: A sound reflecting board includes large, medium, and small reflecting boards 1, 2, 3 formed into approximately the shape of a gate. The medium reflecting board 2 can move on a pair of right and left specific rails R2 exposed to a stage surface S with wheels 2a, 2b. On the other hand, the small reflecting board 3 with wheels 3a rotating on the specific rails R2 is linked to the medium reflecting board 2 to move with it. The large reflecting board 1 can move for the medium reflecting board 2 while being held by the medium reflecting board 2.
Inventors:
Shinpei Goto
Application Number:
JP2001400450A
Publication Date:
June 06, 2007
Filing Date:
December 28, 2001
Export Citation:
Assignee:
Kayaba System Machinery Co., Ltd.
International Classes:
A63J5/04; (IPC1-7): A63J5/04
Domestic Patent References:
| JP10071280A | ||||
| JP2001132134A | ||||
| JP2000153080A | ||||
| JP10272266A | ||||
| JP4242686A | ||||
| JP7127155A |
Attorney, Agent or Firm:
Izumi Amano